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June 2019
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The Shift to Variable Speed Fluid Couplings
Power plants with boiler feed pumps are finding more efficiency.
Smaller Motors Grow in Popularity in HVAC Design
Engineers are eschewing large motors for less centralized systems.
A Review of Variable Speed Drive Technology: Part 2
How electronic speed control drives, adjustable frequency drives, magnetic drives and steam turbine drives work to achieve true variable speed control.
General Scope Document: Project Deliverables
Addressing the sixth component of a general scope document
New Considerations for Variable Speed Compressors
VFDs can extend life by reducing wear on equipment and motors.
Prevent Downtime with Pump Diagnostic Equipment
Predictive maintenance can provide detailed data and actionable repair instructions.
Vibration Analysis Using Human & Artificial Intelligence
A hybrid approach can provide specialized evaluation for midtier plants and/or midcritical equipment.
Best Practices for Mitigating Bearing Currents
Consider these methods to help protect systems from high-frequency current damage.
Comply with Critical Lead-Free Water System Regulations
Understand calculations and specifications.
Motor Starting Basics
Understand these concepts before starting squirrel cage induction motors.
The Need for Shaft Grounding on VFD-Driven Motors
Harmful common mode shaft voltages can damage motor bearings and cause premature machine failure.
Understand Motor & VFD Independence
Separation can improve delivery time and allow exact replacement.
Use Your Senses for Healthy Systems
Rely on touch, sound and sight—and tools that enhance these senses—for equipment longevity.
Understanding Oil Viscosity & Bearing Lubrication
Hydraulic Institute answers questions on rolling element bearings and grease as a lubricant.
Sealing High-Speed Shafts in Turbomachinery
Understand implications involved with using gas film seals in this application.
Should You Upgrade a Pump Drive?
Is adding some kind of variable speed control worthwhile?
Use Ultrasound to Optimize Grease Replenishment
Condition monitoring helps manage over-lubrication.
4 Industry Demands Driving Electronically Commutated Motors
Furnace blower motor design transformation was fueled by new end user and government standards.
Wear Ring Clearance for Centrifugal Pumps
Understand the pump specific speed to help establish proper tolerance.
Basics of System Alignment vs. Balancing
Differentiating between misalignment and imbalance is essential to identifying the cause of pump failure.
Golf Course, Shopping Mall See Benefits of Pump Control
This technology can help reduce blockages, detect damaged equipment and avoid dry runs, thus reducing motor stress.
Solutions for Unexplained Pump Failure
Jim Elsey on the mysteries of the twilight zone
Replacing Large Motors Successfully
Understand accessories, sizing, electrical performance and color.
Wall Street Pump & Valve Industry Watch, June 2019
Pump Market Analysis
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Christopher Kuehn to Assume Role as Ingersoll Rand CFO
Dec 10, 2019
Grundfos Thailand Appoints New General Manager
Dec 9, 2019
Nick Adcock Joins Trillium Flow Technologies
Dec 6, 2019
Content From Our Partners
Regal Beloit
Help Prevent Weather-Related Downtime with 24/7 Web-Monitoring Tool
Automated monitoring provides instant predictive warnings, optimizing processes for downtime prevention.
High Tide Technologies
Utility Board in Harriman, Tennessee Finds Success in New Comprehensive Water, Wastewater and Gas Monitoring Solutions
Early water monitoring adoption leads to service expansion in other verticals, including gas pipelines.
Sierra
Avoid Costly Mistakes
Transform Liquid Flow Measurement Costs Into Savings
Flowrox
IIoT Enabled Pumps and Filtration are Slashing Maintenance Costs and Downtime
Learn how IIoT/digitalization is improving reliability and reducing costs
Pumps and Systems
Topics
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Seals
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News
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Latest Issue
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Columns
Jim Elsey
Joe Evans
Dominik Fry
Ray Hardee
William Livoti
Lev Nelik
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Back to Basics
Efficiency Matters
Flow Meters
Maintenance Minders
Motors & Drives
Sealing Sense
HI Pump FAQs
Resources
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From Our Partners
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